Manly Palmer Hall (March 18, 1901 – August 29, 1990) was a Canadian-born author and mystic.
Manley P. Hall , widely regarded as a sage and teacher steeped in the wisdom of antiquity, was one of the leading esoteric scholars of the twentieth century. The author of the 1928 landmark work The Secret Teachings of All Ages, Hall was named a 33° Mason in 1973. It is the highest rank Freemasonry can bestow.